Re-add Spotless

Author: lowercasebtw

build.gradle

@@ -2,6 +2,7 @@ plugins {
     id "dev.architectury.loom" version "1.7-SNAPSHOT" apply false
     id "architectury-plugin" version "3.4-SNAPSHOT"
     id "com.github.johnrengelman.shadow" version "8.1.1" apply false
+    id "com.diffplug.spotless" version "7.0.2" apply false
 }
 
 architectury {
@@ -17,6 +18,7 @@ subprojects {
     apply plugin: "dev.architectury.loom"
     apply plugin: "architectury-plugin"
     apply plugin: "maven-publish"
+    apply plugin: "com.diffplug.spotless"
 
     base {
         // Set up a suffixed format for the mod jar names, e.g. `example-fabric`.
@@ -64,4 +66,11 @@ subprojects {
         repositories {
         }
     }
+
+    spotless {
+        def licenseHeader = rootProject.file("HEADER")
+        java {
+            licenseHeaderFile(licenseHeader)
+        }
+    }
 }

neoforge/src/main/java/btw/mixces/animatium/neoforge/command/AnimatiumNeoForgeCommand.java

@@ -1,3 +1,26 @@
+/**
+ * Animatium
+ * The all-you-could-want legacy animations mod for modern minecraft versions.
+ * Brings back animations from the 1.7/1.8 era and more.
+ * <p>
+ * Copyright (C) 2024-2025 lowercasebtw
+ * Copyright (C) 2024-2025 mixces
+ * Copyright (C) 2024-2025 Contributors to the project retain their copyright
+ * <p>
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * <p>
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * <p>
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
 package btw.mixces.animatium.neoforge.command;
 
 import com.mojang.brigadier.CommandDispatcher;